21311532

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17939}}^1$

素因数の和:17963

約数の個数: 48

約数和(自身を含む): 60278400

約数和(自身を除く): 38966868

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 17939, 35878, 53817, 71756, 107634, 161451, 197329, 215268, 322902, 394658, 484353, 591987, 645804, 789316, 968706, 1183974, 1775961, 1937412, 2367948, 3551922, 5327883, 7103844, 10655766, 21311532]

約数ペア:

[(1, 21311532), (2, 10655766), (3, 7103844), (4, 5327883), (6, 3551922), (9, 2367948), (11, 1937412), (12, 1775961), (18, 1183974), (22, 968706), (27, 789316), (33, 645804), (36, 591987), (44, 484353), (54, 394658), (66, 322902), (99, 215268), (108, 197329), (132, 161451), (198, 107634), (297, 71756), (396, 53817), (594, 35878), (1188, 17939)]